Shareholders' Equity (Details) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended	9 Months Ended
Nov. 25, 2012	Nov. 25, 2012	Nov. 27, 2011
Shareholders' Equity [Abstract]
Shares issued pursuant to the exercise of stock options		6,587
Stock-based compensation		$ 643	$ 572
Tax benefits from stock-based compensation		0	52
Increase in additional paid-in capital		802
Number of shares authorized to be repurchased	1,000,000	1,000,000
Percentage of outstanding shares authorized to be repurchased	5.00%	5.00%
Shares outstanding	20,802,020	20,802,020
Stock repurchased and retired during period, shares	3,905
Stock repurchased and retired during period, value	$ 93
Remaining number of shares authorized to be repurchased	996,095	996,095

Stock Repurchase Program Percentage Of Outstanding Shares Authorized To Be Repurchased

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Adjustment to additional paid in capital related to the net effect of excess tax benefits and tax deficiencies associated with an equity-based compensation plan other than an employee stock ownership plan (ESOP).

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- Definition

Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.

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- Definition

The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method.

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- Definition

Number of share options (or share units) exercised during the current period.

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Number of shares that have been repurchased and retired during the period.

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Equity impact of the value of stock that has been repurchased and retired during the period. The excess of the purchase price over par value can be charged against retained earnings (once the excess is fully allocated to additional paid in capital).

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- Definition

The number of shares authorized to be repurchased by an entity's Board of Directors under a stock repurchase plan.

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The remaining number of shares authorized to be repurchased by an entity's Board of Directors under a stock repurchase plan.

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- Definition

Tax benefits realized from the exercise of stock options resulting in reductions in the entity's income taxes, which increases net cash provided by operating activities.

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